@type part_entry() :: %{
  part_number: pos_integer(),
  etag: String.t(),
  size: non_neg_integer(),
  last_modified: DateTime.t()
}

@type t() :: %Firkin.PartList{
  bucket: String.t(),
  is_truncated: boolean(),
  key: String.t(),
  max_parts: pos_integer(),
  parts: [part_entry()],
  upload_id: String.t()
}